Final answer:
Scat singing is a vocal improvisation technique used in jazz music where the singer uses nonsense syllables to create melodies and rhythms.
Step-by-step explanation:
Scat singing refers to a vocal improvisation technique commonly used in jazz music where the singer uses nonsense syllables and sounds to create melodies and rhythms. The purpose is to mimic the instrumental solos and add a unique texture to the music.
Learn more about Scat singing